Network traffic annotation added to sync.

components/sync/engine/net/http_bridge.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/sync/engine/net/http_bridge.h"
 
 #include <stddef.h>
 
 #include <vector>
 
 #include "base/bit_cast.h"
 #include "base/location.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "components/sync/base/cancelation_signal.h"
 #include "net/base/load_flags.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_cache.h"
 #include "net/http/http_network_layer.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_headers.h"
+#include "net/traffic_annotation/network_traffic_annotation.h"
 #include "net/url_request/static_http_user_agent_settings.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_job_factory_impl.h"
 #include "net/url_request/url_request_status.h"
 #include "third_party/zlib/google/compression_utils.h"
 
 namespace syncer {
 
 namespace {
 
@@ skipping 190 matching lines @@
   // on, and on which the url fetcher lives).
   DCHECK(!fetch_state_.http_request_timeout_timer.get());
   fetch_state_.http_request_timeout_timer =
       base::MakeUnique<base::Timer>(false, false);
   fetch_state_.http_request_timeout_timer->Start(
       FROM_HERE, base::TimeDelta::FromSeconds(kMaxHttpRequestTimeSeconds),
       base::Bind(&HttpBridge::OnURLFetchTimedOut, this));
 
   DCHECK(request_context_getter_.get());
   fetch_state_.start_time = base::Time::Now();
+  net::NetworkTrafficAnnotationTag traffic_annotation =
+      net::DefineNetworkTrafficAnnotation("...", R"(
+        semantics {
+          sender: "..."

[Nicolas Zea, 2017/03/03 22:39:55]

sender: "chrome sync"
description: "Chrome Sync will synchronize profile data between chrome clients
and Google for a given user account."
trigger: "User makes a change to syncable profile data after enabling sync on
the device"
data: "the device and user identifiers, along with any profile data that is
changing"

cookies: false
policy settings: ""
policy: SyncDisabled { options: MANDATORY value: true}
}

[Ramin Halavati, 2017/03/06 06:55:45]

Done.

+          description: "..."
+          trigger: "..."
+          data: "..."
+          destination: WEBSITE/GOOGLE_OWNED_SERVICE/OTHER
+        }
+        policy {
+          cookies_allowed: false/true
+          cookies_store: "..."
+          setting: "..."
+          policy {
+            [POLICY_NAME] {
+              policy_options {mode: MANDATORY/RECOMMENDED/UNSET}
+              value: ...
+            }
+          }
+          policy_exception_justification: "..."
+        })");
   fetch_state_.url_poster =
-      net::URLFetcher::Create(url_for_request_, net::URLFetcher::POST, this)
+      net::URLFetcher::Create(url_for_request_, net::URLFetcher::POST, this,
+                              traffic_annotation)
           .release();
   if (!bind_to_tracker_callback_.is_null())
     bind_to_tracker_callback_.Run(fetch_state_.url_poster);
   fetch_state_.url_poster->SetRequestContext(request_context_getter_.get());
   fetch_state_.url_poster->SetExtraRequestHeaders(extra_headers_);
 
   std::string request_to_send;
   compression::GzipCompress(request_content_, &request_to_send);
   fetch_state_.url_poster->AddExtraRequestHeader("Content-Encoding: gzip");
   fetch_state_.url_poster->SetUploadData(content_type_, request_to_send);
@@ skipping 193 matching lines @@
   int64_t sane_time_ms = 0;
   if (base::StringToInt64(sane_time_str, &sane_time_ms)) {
     network_time_update_callback_.Run(
         base::Time::FromJsTime(sane_time_ms),
         base::TimeDelta::FromMilliseconds(1),
         fetch_state_.end_time - fetch_state_.start_time);
   }
 }
 
 }  // namespace syncer